Heating oil is to be poured at the constant rate of 4.5 gallons per minute into a 400-gallon tank that already contains 115 gallons of heating oil. What fraction of the tank’s total capacity will be full in 30 minutes?

Q: t takes 37 pounds of seed to completely plant a 6-acre field How many pounds of seed are needed per…

A:

Q: The current cost of gas is 98.5 cents/L. if your car holds 60L,how much in dollars would it cost to…

A: We have to find the cost for car fuel tank.

Q: A road crew must pave a road that is 3/4 mile long. They can repave 1/48 miles each hour. How long…

A: The answer is given below:

Q: If a bottle was 2 thirds full and someone pours out a quarter of that liquid how much is left?

A: This is a problem of mathematical application. By using fractional rule we will calculate the…

Q: Mr. Thompson has 10 1/2 pounds of plant food. He will put equal amounts of the food into 4…

A: Total food = 1012=212 pounds   As this amount is divided into 4 equal amounts, so amount of food in…

Q: Today it has already rained 2 inches and continues to rain at a rate of ¼ inch per hour. How many…

A:

Q: A solution containing an 8% concentration of acid is mixed with a solution containing a 5%…

A: Let the concentrations of acid and the volume of both the solutions, the volume of the mix of…

Q: How much salt is in the tank after 1 hour?

A: Here x in salt in gram in the tank after t minutes.

Q: A worker in an assembly line takes nine hours to produce 22 parts. At that rate, how many parts can…

A: A worker in an assembly line takes nine hours to produce 22 parts. Now, we need to find that at that…

Q: A 510 mL IV bag contains a 30% dextrose solution. How much of the original solution must be replaced…

A: Given that a 510 mL bag contains a 30% dextrose solution. The original solution is replaced with a…

Q: A real estate company bought a parcel of land containing 282 acres and plans to divide it into lots…

A: Here, total area=282 acres One third of the land must be used for streets. Then, the area used for…

Q: Initially a tank contains 10 liters of pure water. Brine of unknown (but constant) concentration of…

A:

Q: How much of pure (100%) orange juice must be added to 35 gallons of a 21% orange juice solution to…

A:

Q: How many gallons of a 15% acid solution must be mixed with 5 gal of a 30% acid solution to make a…

A: Let x gallons of a 15% acid solution be required . Then, we have 0.15x+0.30(5)=0.20(x+5)

Q: Deandra is doing her math homework. Out of 24 problems total, she completed the first 12 problems in…

A: Given that Deandra completed the first 12 problems in 1 hour and the last 12 problems in 3 hours.…

Q: The soil for house plants consists of  12% water. If someone wants to plant flowers that need 28%…

A: The soil already contains 12% water, so the weight of water in soil is 12% of 5 kg or 0.6 kg. Let x…

Q: A hollow metal sphere has a wall thickness of 2cm. If you increase both the diameter and thickness…

A: Let the initial radius of the sphere be, r cm.The initial thickness of the sphere = 2cmTherefore,…

Q: A group of workers can plant at a rate of  10  acres per day. How many acres can they plant in  5…

A:

Q: At first 1/3 of the children in the room were girls. When 3 boys left, 1/2 of the remaining children…

A: At first 1/3 of the children in the room were girls. When 3 boys left, 1/2 of the remaining children…

Q: An intravenous solution needs 2 liters (L) of glucose to be mixed with 7 units of blood. How much…

A: